1_5的认识和加减法《1_5的认识》创新练习新人教版.docx

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115 的认识1.按顺序写数字。1,2, () 2, () ,4 5,4, () 3,2, ()2.看数涂色。3.在里填上“” “=” 。24 53 44 1215 41 55 324.在 1-5各数中:(1)3 前面的那个数是() ,后面的那个数是() 。(2)3 和 5之间的数是() ,1 和 3之间的数是() 。(3)与 2相邻的两个数是()和() 。42152参考答案1.3 3 3 12.涂 4个涂 2个涂 1个涂 5个3.4.(1)2 4 (2)4 2 (3)1 3

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